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Patent Searching and Data


Title:
密閉型スリーブ
Document Type and Number:
Japanese Patent JP6496415
Kind Code:
B2
Abstract:
A sealed sleeve installed at an insertion coupling portion in a state in which a first pipe and a second pipe are insertion coupled to each other in order to seal couple the first pipe having a first outer diameter and a first inner diameter and the second pipe having a second outer diameter and a second inner diameter larger than the first outer diameter includes: a pillar shaped-main body having a main body central shaft; a through-hole formed using the main body central shaft as a central shaft on the main body and having an inlet as a second pipe side opening in an installation state and an outlet as a first pipe side opening in an installation state, wherein in the through-hole, a pressing portion that applies a sealing pressure to the insertion coupling portion is formed in a portion of an inner wall, and an inner diameter of the pressing portion is smaller than the second outer diameter.

Inventors:
イ、ヒョ サン
ペ、チャン ファン
Application Number:
JP2017538299A
Publication Date:
April 03, 2019
Filing Date:
February 07, 2017
Export Citation:
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Assignee:
HANATECH.CO
AIM TECH CO.,LTD
International Classes:
F16L21/06; F16L33/22
Domestic Patent References:
JP2003148672A
JP2001153285A
Foreign References:
KR1020060104013A
US4114930
DE3047382A1
WO2016131700A1
EP2921755A1
Attorney, Agent or Firm:
新保 斉